Resolve "submission-correction-page-tutor"

Restructured front end code into components and pages. Components should be as dumb and generic as possible. Pages should dispatch actions, pass props to components etc,. Added more serializers and views for student-page Added information which submissions have been viewed

Added v-clipboard dependency run yarn install

Part of #79 (closed)

enabled an automatic merge when the pipeline for 956b75df succeeds

closed